Bibliometrics: Oldies, Goodies, Freebies SLA 2014

Bibliometrics Resources: Oldies, (new) Goodies, and Freebies

Special Libraries Association Annual ConferenceSunday, June 8, 2013

Vancouver, BC, Canada

Elaine M. Lasda BergmanSenior Assistant LibrarianUniversity at [email protected]

Bibliometrics

Photo source: http://upload.wikimedia.org/wikipedia/commons/thumb/1/18/%22Citation_needed%22.jpg/1024px-%22Citation_needed%22.jpg

• Citation count• Impact Factor• Immediacy Index• Citation Half-Life

Origins of Bibliometrics

Photo: http://www.chemheritage.org/Discover/Collections/Oral-Histories/Details/asset_upload_file66_69008_thumbnail.jpg

• Number of times cited• Does not take into account– Materials not included in citation database– Self citations (possibly)

Citation Count

Photo source: http://pixabay.com/static/uploads/photo/2011/06/17/14/25/abacus-7935_640.jpg

Journal Impact Factor

Journal Citation Reports

Number of citations to a journal in a given year from articles occurring in the past 2 years

Divided by the number of scholarly articles published in the journal in the past 2 years

• Domain/Discipline Specific• 2 Year Time Frame• Adequacy of Journal Coverage• Impact = Quality???

Concerns

http://fc08.deviantart.net/fs71/f/2012/262/5/c/free_vector_icon_high_quality_guarantee_badge_by_melaychie-d5fb272.jpg

Newer, Bigger Concerns with JIF

http://www.theguardian.com/science/political-science/2013/may/17/science-policy

New Twists on an Old Theme

What is that H-index, anyway?

http://proj.ncku.edu.tw/research/commentary/e/20080815/images/0808110317430yfDpK.jpg

1 2 3 4 5 6 70

5

10

15

20

25

30

H-indexScholar AScholar B

Article Number

Num

ber o

f Cita

tionsH-index Example

Scholar A Scholar B

10 2710 129 58 47 46 26 2

56 citations 56 citations6 h-index 4 h-index

Influence of Google Page Rank

Source: http://commons.wikimedia.org/wiki/File:PageRank-hi-res.png#file created by Felipe Micaroni Lalli

Some Citations are More Important

Than Others

Sources of Citation Data

Free Web Sources Using WoS Data

Eigenfactor

http://www.eigenfactor.org/

Science Watch

http://sciencewatch.com/

Free Web Sources Using SCOPUS data

SJR:SCImago Journal Rank

http://www.scimagojr.com

Journal M3trics

www.journalmetrics.com

Free Web Sources Using Google Scholar

Publish or Perish

http://www.harzing.com/resources.htm#/pop.htm

Clean PoP

http://cleanpop.ifris.net/

PoP Metrics• Papers• Citations• Cites/paper• Cites/author• Papers/Author• Authors/Paper• H index• G index

• Hc Index• HI index• HI, Norm• Hm Index• E-index• AWCR• Per Author AWCR

Google Scholar Citations

http://scholar.google.com/intl/en/scholar/citations.html

Other Assorted Tools

http://upload.wikimedia.org/wikipedia/commons/4/4d/Woodworking_tools.jpg

Scholarometer

http://scholarometer.indiana.edu/

Microsoft Academic

http://academic.research.microsoft.com/

Keep In Mind• Journal Quality ≠ Article Quality• Citing a work ≠ Agreement • Self Citations• Pattern Variance from Domain to Domain

Also…

• Trend vs. citation count

• Database Coverage

• Non-scholarly publications

Thank You for coming

Elaine M. Lasda BergmanUniversity at [email protected]

http://www.slideshare.net/librarian68/